A 10-minute test (Blair's show) encoded @ 16Kbps with the Opus codec.
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The file is 1.24Meg.
The quality is suppose to get better with a longer Framerate
Test at Bitrate 24K, Framesize 20mS
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The file is 626K
Test at Bitrate 24K, Framerate 40mS
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Test at Bitrate 24K, Framerate 60mS
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Test at Bitrate 32K, Framerate 20mS
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The file is 776K
Test at Bitrate 32K, Framerate 40mS
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Test at Bitrate 32K, Framerate 60mS
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Test at 64K
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The file is 1.639Meg.